| Present Location | Bluebell |
| County Location | West Sussex |
| Designed For | SR |
| Build Location | Birmingham |
| Built by | BRCW |
| Diagram number | 2124 |
| Type | BTK |
| First Number | 4227 |
| Later Numbers | S4227S, ADW150385 |
| Gauge | 4ft 8 1/2in |
| Wheel Arrangement | 4-w bogies |
| Original Underframe | Yes |
| Original Bogies/Wheelsets | Yes |
| Additional Notes | Built under British Railways to a Southern Railway design. Departmental vehicle since 1966. P 1980, at Bristol Museum until Bluebell 04/87. Awaits restoration. Tarpaulined, in store on Ardingly branch since 06/00. 08/15: in store in sidings behind Horsted Keynes station. |
| Owner | Bluebell Railway |
| External Structural Condition | Fair |
| Internal Structural Condition | Fair |
| Underframe Condition | Satisfactory |
| External Finish | Poor and Incomplete |
| Internal Finish | Poor and Incomplete |
| Degree of External Originality | As left Departmental service |
| Degree of Internal Originality | Some replaced/reproduced material |
| Degree of Underframe/Running Gear Originality | Some replaced/reproduced material |
| Degree of External Authenticity | Very Good |
| Degree of Internal Authenticity | Fair |
| Degree of Underframe Authenticity | Good |
| Rarity | Few |
| Historical Importance | Some Importance |
| Storage | Secure Open |
| Operating | No |
| Survey Date | 25/08/2004 |
| Surveyor | Kevin Stroud |
| Photo Date | 01/10/1982 |
| Photo by | Nicholas Smith |
| At Risk | No |
| Date Record Last Updated | 17/10/2021 |
